145644584524 has 24 divisors (see below), whose sum is σ = 263663382528. Its totient is φ = 70322251920.

The previous prime is 145644584521. The next prime is 145644584593. The reversal of 145644584524 is 425485446541.

It is not an unprimeable number, because it can be changed into a prime (145644584521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1199644 + ... + 1315459.

It is an arithmetic number, because the mean of its divisors is an integer number (10985974272).

Almost surely, 2^145644584524 is an apocalyptic number.

It is an amenable number.

145644584524 is a deficient number, since it is larger than the sum of its proper divisors (118018798004).

145644584524 is a wasteful number, since it uses less digits than its factorization.

145644584524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515605 (or 2515603 counting only the distinct ones).

The product of its digits is 12288000, while the sum is 52.

The spelling of 145644584524 in words is "one hundred forty-five billion, six hundred forty-four million, five hundred eighty-four thousand, five hundred twenty-four".